It's the same day as "national grab ass day", which someone defined as April 11th.
Basically if a guy grabs ass without consent, he's asking to get his hand broken.
boy who grabs my ass: I can do that because UD says it's national grab ass day
me, after I break his hand : and I broke your hand because it's also National grab my ass and I'll break your hand day
1.) when a song that has a rather catchy beat comes on aka a bop, and you want to dance to it. (Verb)
2.) Also can be used to describe yourself as the claps in a song, also meaning you are dancing really hard to the song when it was recorded! (Also verb)
Clapping my Ass: A figure of speech when you like a song and want to dance to it
1.)*sorry not sorry by Demi Lovato comes on*
“OMG THIS IS MY SONG IM ABOUT TO CLAP MY ASS, SUCH A BOP”
*proceeds to dance*
2.)“Okay you hear that in the background?? That’s my ASS CLAPPING.”